Major parts of the body

Major parts of the body - Major parts of the body...

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Major parts of the body Anatomical usage follows general for most of the main parts, head neck, trunk. The limbs are a little different. The Anatomist calls these the upper and lower limbs, and arm means between shoulder and elbow, and leg between knee and ankle. We subdivide the trunk into thorax, above the diaphragm and abdomen, below it. The anatomical position. For descriptive purposes the body is always imagined to be in the anatomical position, standing erect, arms by sides, palms of hands facing forwards. In this position directions are given by superior, inferior, anterior, posterior. These are equivalent to the zoologists cephalad, caudad, ventral and dorsal. Thus the eyes are always superior to the mouth, even if the patient is lying down or standing on his head. These terms are not quite equivalent to above, below, in front of and behind. To a layman an acrobats feet are above her head when she is dangling from a trapeze: to an anatomist they are inferior. Other dimensions are referred to the midline - median, medial or lateral, or to their closeness to the body surface, superficial or deep. In the limbs structures near the trunk are proximal, those
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This note was uploaded on 11/08/2011 for the course BIOLOGY BSC1086L taught by Professor Leostouder during the Fall '10 term at Broward College.

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Major parts of the body - Major parts of the body...

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